add invoice pdf

lib/pages/invoice/invoice_list_row.dart

@@ -1,10 +1,10 @@
 import 'dart:async';
 import 'dart:io';
 
+import 'package:fcs/domain/constants.dart';
 import 'package:fcs/domain/entities/invoice.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/invoice/invoice_info.dart';
-import 'package:fcs/pages/widgets/bottom_up_page_route.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -12,7 +12,6 @@ import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:intl/intl.dart';
 import 'package:path_provider/path_provider.dart';
 
-import 'invoice_editor.dart';
 import 'payment_page.dart';
 import 'payment_pdf_screen.dart';
 
@@ -81,11 +80,11 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
                   owner
                       ? Navigator.of(context).push(CupertinoPageRoute(
                           builder: (context) => PaymentPDFScreen(
-                                path: pdfPath,
+                                url: _invoice.invoiceURL,
                               )))
                       : Navigator.of(context).push(CupertinoPageRoute(
                           builder: (context) => PaymentPDFScreen(
-                                path: pdfPath,
+                                url: _invoice.invoiceURL,
                               )));
                 },
                 child: new Row(
@@ -132,7 +131,7 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
           //   padding: const EdgeInsets.all(0),
           //   child: getStatus(_invoice.status),
           // ),
-          _invoice.status == "Pending"
+          _invoice.status == invoice_issued_status
               ? Padding(
                   padding: const EdgeInsets.only(left: 10.0),
                   child: InkWell(
@@ -191,10 +190,11 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
               ),
             ],
           ),
-          onPressed: () {
+          onPressed: () async {
             //to go invoice info page
+            Navigator.pop(context);
             Navigator.of(context).push(CupertinoPageRoute(
-                builder: (context) => InvoiceInfoPage(invoice: _invoice)));
+                builder: (context) => InvoiceInfo(invoice: _invoice)));
           },
         )
       ],